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2024 Beta 390 RS Special Edition 4-Stroke 2024 Beta 390 RS Special Edition 4-Stroke
2024 Beta 390 RS Special Edition 4-Stroke 2024 Beta 390 RS Special Edition 4-Stroke


General
Year 2024 2024
Manufacturer Beta Beta
Model Name 390 RS Special Edition 4-Stroke 390 RS Special Edition 4-Stroke
Trim Name Base Base
Generic Type (Primary) Off-Road Off-Road
Engine
Engine Type Single cylinder, 4 –stroke, liquid cooled, 4-valve (Titanium intake and exhaust), electric start. (back up kick starter as an option) Single cylinder, 4 –stroke, liquid cooled, 4-valve (Titanium intake and exhaust), electric start. (back up kick starter as an option)
Cooling System liquid cooled liquid cooled
Displacement 385.6cc 385.6cc
Bore 88mm 88mm
Stroke 63.4mm 63.4mm
Compression Ratio 12.48:1 12.48:1
Lubrication Twin Oil Pumps w/Cartridge Filter & Separate Compartments For Engine & Transmission Twin Oil Pumps w/Cartridge Filter & Separate Compartments For Engine & Transmission
Ignition Dual-Map Kokusan 200w output - On Demand Traction Control Dual-Map Kokusan 200w output - On Demand Traction Control
Spark Plug NGK LKAR8A-9 NGK LKAR8A-9
Valve train Titanium Intake & Steel Exhaust Titanium Intake & Steel Exhaust
Traction Control System On-Demand w/ push of a button On-Demand w/ push of a button
Fuel System
Fuel System 42mm Throttle Body w/ Dual Injectors 42mm Throttle Body w/ Dual Injectors
Drivetrain
Gears Final: 15T Front/48T Rear Final: 15T Front/48T Rear
Clutch Wet Diaphragm-style Wet Diaphragm-style
Transmission 6 Speed 6 Speed
Final Drive O-ring chain O-ring chain
Chassis
Frame Type Molybdenum steel / Double Cradle w/ quick air filter access Molybdenum steel / Double Cradle w/ quick air filter access
Suspension
Front Suspension 48 mm KYB AOS closed cartridge fork, adjustable compression & rebound 48 mm KYB AOS closed cartridge fork, adjustable compression & rebound
Rear Suspension KYB 46mm body with adjustable rebound and high/low speed on compression adjustment KYB 46mm body with adjustable rebound and high/low speed on compression adjustment
Brakes
Front braking system 260 mm floating rotor 260 mm floating rotor
Rear braking system 240 mm rotor 240 mm rotor
Wheels & Tires
Front Wheel Travel 11.6" 11.6"
Rear Wheel Travel 11.4" 11.4"
Front Wheel 21" 21"
Rear Wheel 18" 18"
Front Tire DOT Maxxis Enduro DOT Maxxis Enduro
Rear Tire DOT Maxxis Enduro DOT Maxxis Enduro
Dimensions
Wheelbase 58.7" 58.7"
Seat Height 37" 37"
Ground Clearance 12.6" 12.6"
Height Footrest: 16.3" Footrest: 16.3"
Capacities
Fuel Capacity Tank: 2.4 US Gallons Tank: 2.4 US Gallons
Weights
Dry Weight 237 lbs 237 lbs